S&S CYCLE 128" Power Package Engine Performance Kit — 128", 4.250" bore, 4.500" stroke, 11.1:1, Black Granite – 18-26 Softail, 19-26 Touring, 20-25 Trike, 17, 22-23 CVO

🏁 Transform your M-Eight with the Power Package Engine Performance Kit. This bolt-on big-bore upgrade adds serious performance without case machining and includes the components you need for a complete installation.

• Big-bore bolt-on design increases displacement and torque while maintaining serviceability
• Forged pistons and precision cylinders for reliable high-compression performance
• S&S oil pump and cam plate with a durable blue-anodized finish; removable passage plugs for easy servicing
• Independent scavenge sections, debris screens in pickups, and a magnet in the cam chest to help protect the oil pump
• Increased oil flow capacity plus an adjustable pressure relief valve that can be set while installed
• Quickee pushrods with chrome tubes, premium tappets, and hard-anodized billet tappet cuffs to improve stability in high-lift, high-rpm situations
• Includes all gaskets, bearings, and hardware for a bolt-on installation. Made in the U.S.A.